Method of sewing signatures to form books.



PATENTED JULY 14, 1908.

C. A. JUENGST. METHODOF SEWING SIGNATURES TO FORM BOOKS.

APPLIGATIQN FILED FEB. 24, 1908.

h 1gb. and. within the back eveml signatures 111 whic Sig: nmrke:

there umber signm thev 1 pus? 1110 11m loops aces 9H. out a in. each is :1 c-k fold of each he loops form 1161 e '1 Me 10 seveml .9 in 511' cingi 21h med are 8 at, sever d of I 1. rough 1s.

and. whil swing 10, 111. amebving a. q in muffs Qt-urer might of Mn 1 together. g the threw g t k fold prvsent. invunfim 16 of performin has ofoachsi ession to 1h the hm ps. These 100;

i of H to b trodu 100p the first as for 7 f the ve an. thread in. back fol P: n the U11 {ICES 11 r pushm r to 1m are of in fl'cad *zshed. th .s a 100 W11 i '01 tho (f the and to s9 .1

the b f0 gh the baa pref. mvk '0 Man in sues ad.- (mt fln'ou ssion thud forming these 1.: and 1 mad the c mi out 16% shawl nu mtuz'v snvcw. Darts oi hr-nu 1 and Wit mz't wimiov mm? and in i Hitifldr; and

pushed i Mm same are upon the 1 firmiy and substnniml prose 5 practice of this art.

relation in such form that tee applied in any veil known.

cover readily menner iii the Fig; 2 i l-liistrstee clearly the inter-loopiiiig' of the loops. Fig. illusti es clearly the single thread with. per's thereot through the openings made by the pushing device in the signatures to form hooks, consisting in laying 4 successive threads ahmg, 'liillOl/lgll and Within ing a hook, sucoessiv 4y ,[piishing several loops offeach thread out through the heck fold of each signature and successively'inter looping the loops of each signature with the alil ing loops of the preceding signetute.

2. The met-11ml herein speci'lieiil. of sewing eturos to form hoohs, consisting in laying successive tl'irvmls along, through and Within the hack fold of the severel slguotures forming a book, successively pushing several the back fold of the sev rel sig eatures form loops of each thread out through the heel;

cossively inter-looping the loops of each signature with the loops of the preceding signature so that similarly positioned loops are interlooped in line over the backs of the signatures.

3* The method herein speoiiiecl of sewing signatures to form hooks, consisting in laying successive threads along, through end Within. the heck fold of the several signatures forming a hook, successively pushing several loops of each threerl out through the heck told. of each signature in elinement end sucee'ssively inter-looping the loops of each sig nature with the loops of the preceding signature so that similarly positioned loops are inte'rlooped in line over the beclisof the sig- 113. tures, the loops'of thelsst sewed signature being drawn down eppreeiehly and glue applied. to the loops in line to complete the l hold and firmly hold the loops together.

' SEAS A. QTUEIQGST.

. Witnesses:

THos. J. RUSETON, G. A. STEVENS.

{ole of each signature elinement end. sue--' Signed by me this 28th day of January 

